Red Bull Formula One driver Sebastian Vettel of Germany walks on the paddock before the third practice session of the Japanese F1 Grand Prix at the Suzuka circuit October 12, 2013. REUTERS/Toru Hanai (JAPAN - Tags: SPORT MOTORSPORT F1)

Red Bull Formula One driver Sebastian Vettel of Germany walks on the paddock before the third practice session of the Japanese F1 Grand Prix at the Suzuka circuit October 12, 2013. REUTERS/Toru Hanai (JAPAN - Tags: SPORT MOTORSPORT F1)